# SDR ASAA2022112640972

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2022
- Submitted: December 2, 2022
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 57,794 hours, 17,056 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 902864
- Condition: Faulted
- Location: Nr 1 Engine
- Stage of operation: NR
- How discovered: C
- Nature of condition: J, L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022112640972

## Discrepancy

ON FIRE TEST FOUND FAULT ON ENG1 "A" LOOP. GROUNDED - YES. REMOVED AND REPLACED UPPER FAN DETECTOR PER B737-800 AMM 26-11-01 OPS CHECKED NORMAL.  ORIGINAL SUBMISSION DATE:  11/30/2022

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